Home / 4,142.54-5,716.55-2,372.90

Finding the Fourth Proportional to 4,142.54, 5,716.55 and 2,372.90

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Solution

The fourth proportional to 4,142.54, 5,716.55 and 2,372.90 is: 3,274.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,142.54 : 5,716.55 = 2,372.90 : x
  2. Step 2: Convert to fraction form
    4,142.54/5,716.55 = 2,372.90/x
  3. Step 3: Cross multiply
    4,142.54x = 5,716.55 × 2,372.90
  4. Step 4: Simplify right side
    4,142.54x = 13,564,761.05
  5. Step 5: Solve for x
    x = 13,564,761.05/4,142.54
  6. Step 6: Final answer
    x = 3,274.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.